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Ships within 48 hours · Estimated delivery Sep 17 - Sep 22
Fuel Mix: Non-adjustable (EPA-compliant)
OEM paper element
44mm Stroker Crankshaft Assembly for 50cc 4-stroke QMB139 engines
A high-mileage compound resists flat-spotting
and early VBB
Dr. Pulley 20x12 Sliding Roller Weights (Set/6) Sport Pipe Fuel Mix: Non-adjustable (EPA-compliant)Performance Redefined: Dr. Pulley 20x12 Sliders Transform your scooter's power delivery with Dr. Pulley Sliding Roller Weights, better known as "Sliders". Unlike traditional round weights that roll, these innovative sliders feature a unique wedge shape that slides up the variator ramps. This patented movement allows the pulley to open wider for higher top speeds and close tighter for more aggressive take off accelerationall while eliminating the "flat
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